ZHCSQ76 December   2022 TPS25961

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Timing Requirements
    7. 6.7 Switching Characteristics
    8. 6.8 典型特性
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 欠压保护 (UVP) 和欠压锁定 (UVLO)
      2. 7.3.2 Overvoltage Protection
      3. 7.3.3 Inrush Current, Overcurrent and Short Circuit Protection
        1. 7.3.3.1 Slew Rate and Inrush Current Control (dVdt)
        2. 7.3.3.2 Active Current Limiting
        3. 7.3.3.3 Short-Circuit Protection
      4. 7.3.4 Overtemperature Protection (OTP)
      5. 7.3.5 Fault Response
    4. 7.4 Device Functional Modes
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 典型应用
      1. 8.2.1 Adapter input protection for set-top boxes
      2. 8.2.2 Design Requirements
      3. 8.2.3 Detailed Design Procedure
        1. 8.2.3.1 Programming the Current-Limit Threshold: RILM Selection
        2. 8.2.3.2 欠压和过压锁定设定点
        3. 8.2.3.3 Output Voltage Rise Time (tR)
      4. 8.2.4 Application Curves
    3. 8.3 Application Example
      1. 8.3.1 Application Curves
    4. 8.4 Power Supply Recommendations
      1. 8.4.1 瞬态保护
      2. 8.4.2 Output Short-Circuit Measurements
    5. 8.5 Layout
      1. 8.5.1 Layout Guidelines
      2. 8.5.2 Layout Example
  9. 9 Device and Documentation Support
    1. 9.1 Documentation Support
      1. 9.1.1 Related Documentation
    2. 9.2 接收文档更新通知
    3. 9.3 支持资源
    4. 9.4 商标
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 术语表
  10. 10Mechanical, Packaging, and Orderable Information

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机械数据 (封装 | 引脚)
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订购信息

6.5 Electrical Characteristics

(Test conditions unless otherwise noted) –40°C ≤ TJ ≤ 125°C, VIN = 12 V, OUT = Open, VEN/UVLO = 2 V, VOVLO = 1 V, ILIM = Open. All voltages referenced to GND.
Test Parameter Description MIN TYP MAX UNITS
INPUT SUPPLY (IN)
IQ(ON) IN supply quiescent current 130 165 µA
IQ(OFF) IN supply OFF state current (VSD(F) < VEN < VUVLO(F)) 144 230 µA
ISD IN supply shutdown current (VEN < VSD(F)) 0.6 1.5 µA
VUVP(R) IN supply UVP rising threshold 2.46 2.54 2.61 V
VUVP(F) IN supply UVP falling threshold 2.31 2.42 2.54 V
VOVP(R) VIN fixed overvoltage rising threshold, OVLO = GND, TJ = 25℃ 5.55 5.98 6.5 V
VOVPHys VIN fixed overvoltage hysteresis, OVLO = GND 85 111 135 mV
OVERCURRENT PROTECTION (OUT)
ILIM Overcurrent threshold, ILIM = Open, TJ = 25℃ 0.116 A
Overcurrent threshold, RILIM = 250 kΩ, TJ = 25℃ 0.212 A
Overcurrent threshold, RILIM = 100 kΩ, TJ = 25℃ 0.516 A
Overcurrent threshold, RILIM = 62.5 kΩ, TJ = 25℃ 0.856 A
Overcurrent threshold, RILIM = 34.48 kΩ, TJ = 25℃ 1.189 1.45 1.711 A
Overcurrent threshold, RILIM = 25 kΩ, TJ = 25℃ 2.36 A
ISC Fast-trip threshold 8.25 A
ON RESISTANCE (IN - OUT)
RON 2.7 ≤ VIN < 4.5 V, IOUT = 1 A, RILIM = 34.48 kΩ 132 240 mΩ
4.5 ≤ VIN ≤ 19 V, IOUT = 1 A, RILIM = 34.48 kΩ 106 177 mΩ
2.7 ≤ VIN < 4.5 V, IOUT = 0.1 A, RILIM = 100 kΩ, TJ = 25℃ 243 mΩ
4.5 ≤ VIN ≤ 19 V, IOUT = 0.1 A, RILIM = 100 kΩ, TJ = 25℃ 195 mΩ
2.7 ≤ VIN < 4.5 V, IOUT = 0.1 A, RILIM = 250 kΩ, TJ = 25℃ 455 mΩ
4.5 ≤ VIN ≤ 19 V, IOUT = 0.1 A, RILIM = 250 kΩ, TJ = 25℃ 367 mΩ
2.7 ≤ VIN < 4.5 V, IOUT = 0.05 A, ILIM = Open, TJ = 25℃ 833 mΩ
4.5 ≤ VIN ≤ 19 V, IOUT = 0.05 A, ILIM = Open, TJ = 25℃ 702 mΩ
ENABLE/UNDERVOLTAGE LOCKOUT (EN/UVLO)
VUVLO(R) EN/UVLO rising threshold 1.2 1.24 1.27 V
VUVLO(F) EN/UVLO falling threshold 1.1 1.132 1.16 V
VSD(F) EN/UVLO falling threshold for lowest shutdown current 0.6 V
IENLKG EN/UVLO pin leakage current -0.1 0.1 µA
OVERVOLTAGE LOCKOUT (OVLO) 
VOVLO(R) OVLO rising threshold 1.2 1.24 1.27 V
VOVLO(F) OVLO falling threshold 1.1 1.13 1.161 V
IOVLKG OVLO pin leakage current -0.1 0.1 µA
OVERTEMPERATURE PROTECTION (OTP)
TSD Thermal Shutdown rising threshold, TJ↑ 170 °C
TSDHYS Thermal Shutdown hysteresis, TJ↓ 30 °C